Beispiel #1
0
static duk_ret_t test_1(duk_context *ctx, void *udata) {
	(void) udata;

	duk_set_top(ctx, 0);

	duk_push_int(ctx, 123);
	duk_push_int(ctx, 234);
	duk_push_int(ctx, 345);
	duk_push_int(ctx, 456);
	duk_push_int(ctx, 567);  /* [ 123 234 345 456 567 ] */
	dump_stack(ctx);

	/* no-op swap */
	duk_swap(ctx, -1, -1);
	dump_stack(ctx);

	/* actual swap */
	duk_swap(ctx, 1, -2);  /* -> [ 123 456 345 234 567 ] */
	dump_stack(ctx);

	/* swap top */
	duk_swap_top(ctx, -3); /* -> [ 123 456 567 234 345 ] */
	dump_stack(ctx);

	/* no-op swap top */
	duk_swap_top(ctx, 4);
	dump_stack(ctx);

	printf("final top: %ld\n", (long) duk_get_top(ctx));
	return 0;
}
void
_gum_duk_push_proxy (duk_context * ctx,
                     duk_idx_t target,
                     duk_c_function getter,
                     duk_c_function setter)
{
  duk_dup (ctx, target);

  duk_get_global_string (ctx, "Proxy");
  duk_dup (ctx, -2);
  duk_push_object (ctx);

  if (getter != NULL)
  {
    duk_push_c_function (ctx, getter, 3);
    duk_put_prop_string (ctx, -2, "get");
  }

  if (setter != NULL)
  {
    duk_push_c_function (ctx, setter, 4);
    duk_put_prop_string (ctx, -2, "set");
  }

  duk_new (ctx, 2);

  duk_swap_top (ctx, -2);
  duk_pop (ctx);
}
Beispiel #3
0
/*
 * call-seq:
 *   call_prop(name, params,...) -> obj
 *   call_prop([names,...], params,...) -> obj
 *
 * Call a function defined in the global scope with the given parameters. An
 * Array of names can be given to call a function on a nested object.
 *
 *     ctx.call_prop("parseInt", "42")       #=> 42
 *     ctx.call_prop(["Math", "pow"], 2, 10) #=> 1024
 *
 */
static VALUE ctx_call_prop(int argc, VALUE* argv, VALUE self)
{
  struct state *state;
  Data_Get_Struct(self, struct state, state);

  VALUE prop;
  VALUE *prop_args;
  rb_scan_args(argc, argv, "1*", &prop, &prop_args);

  ctx_get_nested_prop(state, prop);

  // Swap receiver and function
  duk_swap_top(state->ctx, -2);

  // Push arguments
  for (int i = 1; i < argc; i++) {
    ctx_push_ruby_object(state, argv[i]);
  }

  if (duk_pcall_method(state->ctx, (argc - 1)) == DUK_EXEC_ERROR) {
    raise_ctx_error(state);
  }

  VALUE res = ctx_stack_to_value(state, -1);
  duk_set_top(state->ctx, 0);
  return res;
}
Beispiel #4
0
DUK_EXTERNAL duk_bool_t duk_put_prop_index(duk_context *ctx, duk_idx_t obj_index, duk_uarridx_t arr_index) {
	DUK_ASSERT_CTX_VALID(ctx);

	obj_index = duk_require_normalize_index(ctx, obj_index);
	duk_push_uarridx(ctx, arr_index);
	duk_swap_top(ctx, -2);  /* [val key] -> [key val] */
	return duk_put_prop(ctx, obj_index);
}
Beispiel #5
0
DUK_EXTERNAL duk_bool_t duk_put_prop_string(duk_context *ctx, duk_idx_t obj_index, const char *key) {
	DUK_ASSERT_CTX_VALID(ctx);
	DUK_ASSERT(key != NULL);

	obj_index = duk_require_normalize_index(ctx, obj_index);
	duk_push_string(ctx, key);
	duk_swap_top(ctx, -2);  /* [val key] -> [key val] */
	return duk_put_prop(ctx, obj_index);
}
Beispiel #6
0
static duk_ret_t test_3a(duk_context *ctx, void *udata) {
	(void) udata;

	duk_set_top(ctx, 0);

	duk_swap_top(ctx, 0);  /* empty stack */

	printf("final top: %ld\n", (long) duk_get_top(ctx));
	return 0;
}
Beispiel #7
0
DUK_INTERNAL duk_bool_t duk_put_prop_stridx(duk_context *ctx, duk_idx_t obj_index, duk_small_int_t stridx) {
	duk_hthread *thr = (duk_hthread *) ctx;

	DUK_ASSERT_CTX_VALID(ctx);
	DUK_ASSERT_DISABLE(stridx >= 0);
	DUK_ASSERT(stridx < DUK_HEAP_NUM_STRINGS);

	obj_index = duk_require_normalize_index(ctx, obj_index);
	duk_push_hstring(ctx, DUK_HTHREAD_GET_STRING(thr, stridx));
	duk_swap_top(ctx, -2);  /* [val key] -> [key val] */
	return duk_put_prop(ctx, obj_index);
}
Beispiel #8
0
static duk_ret_t test_3c(duk_context *ctx, void *udata) {
	(void) udata;

	duk_set_top(ctx, 0);

	duk_push_int(ctx, 123);
	duk_push_int(ctx, 234);
	duk_swap_top(ctx, DUK_INVALID_INDEX);  /* index is DUK_INVALID_INDEX */

	printf("final top: %ld\n", (long) duk_get_top(ctx));
	return 0;
}
Beispiel #9
0
static duk_ret_t test_3b(duk_context *ctx, void *udata) {
	(void) udata;

	duk_set_top(ctx, 0);

	duk_push_int(ctx, 123);
	duk_push_int(ctx, 234);
	duk_swap_top(ctx, 2);  /* index out of bounds */

	printf("final top: %ld\n", (long) duk_get_top(ctx));
	return 0;
}
/*
 * Called with and array of interfaces at the top of the stack. Replaces the interfaces array with
 * the service object on returning.
 */
static void AddServiceObject(duk_context* ctx, SessionInfo* sessionInfo, const char* path, const char* dest)
{
    /*
     * Create a service object from the prototype and customize it
     */
    AJS_GetGlobalStashObject(ctx, "peerProto");
    AJS_CreateObjectFromPrototype(ctx, -1);
    duk_remove(ctx, -2);
    /*
     * Set properties on the service object
     */
    duk_push_string(ctx, dest);
    duk_put_prop_string(ctx, -2, "dest");
    duk_push_string(ctx, path);
    duk_put_prop_string(ctx, -2, "path");
    duk_swap_top(ctx, -2);
    duk_put_prop_string(ctx, -2, "interfaces");
    /*
     * Increment the peer session refCount. It will be decremented when the service object
     * finalizer is called. If the refCount goes to zero and a session was established when
     * session will be closed.
     */
    ++sessionInfo->refCount;
}
static duk_ret_t test_func(duk_context *ctx, void *udata) {
	(void) udata;

	if (ctx) {
		printf("dummy - return here\n"); fflush(stdout);
		return 0;
	}

	/* Up-to-date for Duktape 1.3.0, alphabetical order:
	 * $ cd website/api; ls *.yaml
	 */

	(void) duk_alloc_raw(ctx, 0);
	(void) duk_alloc(ctx, 0);
	(void) duk_base64_decode(ctx, 0);
	(void) duk_base64_encode(ctx, 0);
	(void) duk_buffer_to_string(ctx, 0);
	(void) duk_call_method(ctx, 0);
	(void) duk_call_prop(ctx, 0, 0);
	(void) duk_call(ctx, 0);
	(void) duk_char_code_at(ctx, 0, 0);
	(void) duk_check_stack_top(ctx, 0);
	(void) duk_check_stack(ctx, 0);
	(void) duk_check_type_mask(ctx, 0, 0);
	(void) duk_check_type(ctx, 0, 0);
	(void) duk_compact(ctx, 0);
	(void) duk_compile_lstring_filename(ctx, 0, "dummy", 0);
	(void) duk_compile_lstring(ctx, 0, "dummy", 0);
	(void) duk_compile_string_filename(ctx, 0, "dummy");
	(void) duk_compile_string(ctx, 0, "dummy");
	(void) duk_compile(ctx, 0);
	(void) duk_concat(ctx, 0);
	(void) duk_config_buffer(ctx, 0, NULL, 0);
	(void) duk_copy(ctx, 0, 0);
	(void) duk_create_heap_default();
	(void) duk_create_heap(NULL, NULL, NULL, NULL, NULL);
	(void) duk_debugger_attach(ctx, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL);
	(void) duk_debugger_cooperate(ctx);
	(void) duk_debugger_detach(ctx);
	(void) duk_debugger_notify(ctx, 0);
	(void) duk_debugger_pause(ctx);
	(void) duk_decode_string(ctx, 0, NULL, NULL);
	(void) duk_def_prop(ctx, 0, 0);
	(void) duk_del_prop_index(ctx, 0, 0);
	(void) duk_del_prop_string(ctx, 0, "dummy");
	(void) duk_del_prop(ctx, 0);
	(void) duk_destroy_heap(ctx);
	(void) duk_dump_function(ctx);
	(void) duk_dup_top(ctx);
	(void) duk_dup(ctx, 0);
	(void) duk_enum(ctx, 0, 0);
	(void) duk_equals(ctx, 0, 0);
	duk_error_va(ctx, 0, NULL, NULL);
	duk_error(ctx, 0, "dummy");  /* (void) cast won't work without variadic macros */
	(void) duk_eval_lstring_noresult(ctx, "dummy", 0);
	(void) duk_eval_lstring(ctx, "dummy", 0);
	(void) duk_eval_noresult(ctx);
	(void) duk_eval_string_noresult(ctx, "dummy");
	(void) duk_eval_string(ctx, "dummy");
	(void) duk_eval(ctx);
	(void) duk_fatal(ctx, "dummy");
	(void) duk_free_raw(ctx, NULL);
	(void) duk_free(ctx, NULL);
	(void) duk_gc(ctx, 0);
	(void) duk_get_boolean(ctx, 0);
	(void) duk_get_buffer_data(ctx, 0, NULL);
	(void) duk_get_buffer(ctx, 0, NULL);
	(void) duk_get_c_function(ctx, 0);
	(void) duk_get_context(ctx, 0);
	(void) duk_get_current_magic(ctx);
	(void) duk_get_error_code(ctx, 0);
	(void) duk_get_finalizer(ctx, 0);
	(void) duk_get_global_string(ctx, 0);
	(void) duk_get_heapptr(ctx, 0);
	(void) duk_get_int(ctx, 0);
	(void) duk_get_length(ctx, 0);
	(void) duk_get_lstring(ctx, 0, NULL);
	(void) duk_get_magic(ctx, 0);
	(void) duk_get_memory_functions(ctx, NULL);
	(void) duk_get_number(ctx, 0);
	(void) duk_get_pointer(ctx, 0);
	(void) duk_get_prop_index(ctx, 0, 0);
	(void) duk_get_prop_string(ctx, 0, "dummy");
	(void) duk_get_prop(ctx, 0);
	(void) duk_get_prototype(ctx, 0);
	(void) duk_get_string(ctx, 0);
	(void) duk_get_top_index(ctx);
	(void) duk_get_top(ctx);
	(void) duk_get_type_mask(ctx, 0);
	(void) duk_get_type(ctx, 0);
	(void) duk_get_uint(ctx, 0);
	(void) duk_has_prop_index(ctx, 0, 0);
	(void) duk_has_prop_string(ctx, 0, "dummy");
	(void) duk_has_prop(ctx, 0);
	(void) duk_hex_decode(ctx, 0);
	(void) duk_hex_encode(ctx, 0);
	(void) duk_insert(ctx, 0);
	(void) duk_instanceof(ctx, 0, 0);
	(void) duk_is_array(ctx, 0);
	(void) duk_is_boolean(ctx, 0);
	(void) duk_is_bound_function(ctx, 0);
	(void) duk_is_buffer(ctx, 0);
	(void) duk_is_callable(ctx, 0);
	(void) duk_is_c_function(ctx, 0);
	(void) duk_is_constructor_call(ctx);
	(void) duk_is_dynamic_buffer(ctx, 0);
	(void) duk_is_ecmascript_function(ctx, 0);
	(void) duk_is_error(ctx, 0);
	(void) duk_is_eval_error(ctx, 0);
	(void) duk_is_fixed_buffer(ctx, 0);
	(void) duk_is_function(ctx, 0);
	(void) duk_is_lightfunc(ctx, 0);
	(void) duk_is_nan(ctx, 0);
	(void) duk_is_null_or_undefined(ctx, 0);
	(void) duk_is_null(ctx, 0);
	(void) duk_is_number(ctx, 0);
	(void) duk_is_object_coercible(ctx, 0);
	(void) duk_is_object(ctx, 0);
	(void) duk_is_pointer(ctx, 0);
	(void) duk_is_primitive(ctx, 0);
	(void) duk_is_range_error(ctx, 0);
	(void) duk_is_reference_error(ctx, 0);
	(void) duk_is_strict_call(ctx);
	(void) duk_is_string(ctx, 0);
	(void) duk_is_syntax_error(ctx, 0);
	(void) duk_is_thread(ctx, 0);
	(void) duk_is_type_error(ctx, 0);
	(void) duk_is_undefined(ctx, 0);
	(void) duk_is_uri_error(ctx, 0);
	(void) duk_is_valid_index(ctx, 0);
	(void) duk_join(ctx, 0);
	(void) duk_json_decode(ctx, 0);
	(void) duk_json_encode(ctx, 0);
	(void) duk_load_function(ctx);
	(void) duk_map_string(ctx, 0, NULL, NULL);
	(void) duk_new(ctx, 0);
	(void) duk_next(ctx, 0, 0);
	(void) duk_normalize_index(ctx, 0);
	(void) duk_pcall_method(ctx, 0);
	(void) duk_pcall_prop(ctx, 0, 0);
	(void) duk_pcall(ctx, 0);
	(void) duk_pcompile_lstring_filename(ctx, 0, "dummy", 0);
	(void) duk_pcompile_lstring(ctx, 0, "dummy", 0);
	(void) duk_pcompile_string_filename(ctx, 0, "dummy");
	(void) duk_pcompile_string(ctx, 0, "dummy");
	(void) duk_pcompile(ctx, 0);
	(void) duk_peval_lstring_noresult(ctx, "dummy", 0);
	(void) duk_peval_lstring(ctx, "dummy", 0);
	(void) duk_peval_noresult(ctx);
	(void) duk_peval_string_noresult(ctx, "dummy");
	(void) duk_peval_string(ctx, "dummy");
	(void) duk_peval(ctx);
	(void) duk_pnew(ctx, 0);
	(void) duk_pop_2(ctx);
	(void) duk_pop_3(ctx);
	(void) duk_pop_n(ctx, 0);
	(void) duk_pop(ctx);
	(void) duk_push_array(ctx);
	(void) duk_push_boolean(ctx, 0);
	(void) duk_push_buffer_object(ctx, 0, 0, 0, 0);
	(void) duk_push_buffer(ctx, 0, 0);
	(void) duk_push_c_function(ctx, NULL, 0);
	(void) duk_push_c_lightfunc(ctx, NULL, 0, 0, 0);
	(void) duk_push_context_dump(ctx);
	(void) duk_push_current_function(ctx);
	(void) duk_push_current_thread(ctx);
	(void) duk_push_dynamic_buffer(ctx, 0);
	(void) duk_push_error_object_va(ctx, 0, NULL, NULL);
	(void) duk_push_error_object(ctx, 0, "dummy");
	(void) duk_push_external_buffer(ctx);
	(void) duk_push_false(ctx);
	(void) duk_push_fixed_buffer(ctx, 0);
	(void) duk_push_global_object(ctx);
	(void) duk_push_global_stash(ctx);
	(void) duk_push_heap_stash(ctx);
	(void) duk_push_heapptr(ctx, NULL);
	(void) duk_push_int(ctx, 0);
	(void) duk_push_lstring(ctx, "dummy", 0);
	(void) duk_push_nan(ctx);
	(void) duk_push_null(ctx);
	(void) duk_push_number(ctx, 0.0);
	(void) duk_push_object(ctx);
	(void) duk_push_pointer(ctx, NULL);
	(void) duk_push_sprintf(ctx, "dummy");
	(void) duk_push_string(ctx, "dummy");
	(void) duk_push_this(ctx);
	(void) duk_push_thread_new_globalenv(ctx);
	(void) duk_push_thread_stash(ctx, NULL);
	(void) duk_push_thread(ctx);
	(void) duk_push_true(ctx);
	(void) duk_push_uint(ctx, 0);
	(void) duk_push_undefined(ctx);
	(void) duk_push_vsprintf(ctx, "dummy", NULL);
	(void) duk_put_function_list(ctx, 0, NULL);
	(void) duk_put_global_string(ctx, NULL);
	(void) duk_put_number_list(ctx, 0, NULL);
	(void) duk_put_prop_index(ctx, 0, 0);
	(void) duk_put_prop_string(ctx, 0, "dummy");
	(void) duk_put_prop(ctx, 0);
	(void) duk_realloc_raw(ctx, NULL, 0);
	(void) duk_realloc(ctx, NULL, 0);
	(void) duk_remove(ctx, 0);
	(void) duk_replace(ctx, 0);
	(void) duk_require_boolean(ctx, 0);
	(void) duk_require_buffer_data(ctx, 0, NULL);
	(void) duk_require_buffer(ctx, 0, NULL);
	(void) duk_require_c_function(ctx, 0);
	(void) duk_require_callable(ctx, 0);
	(void) duk_require_context(ctx, 0);
	(void) duk_require_function(ctx, 0);
	(void) duk_require_heapptr(ctx, 0);
	(void) duk_require_int(ctx, 0);
	(void) duk_require_lstring(ctx, 0, NULL);
	(void) duk_require_normalize_index(ctx, 0);
	(void) duk_require_null(ctx, 0);
	(void) duk_require_number(ctx, 0);
	(void) duk_require_object_coercible(ctx, 0);
	(void) duk_require_pointer(ctx, 0);
	(void) duk_require_stack_top(ctx, 0);
	(void) duk_require_stack(ctx, 0);
	(void) duk_require_string(ctx, 0);
	(void) duk_require_top_index(ctx);
	(void) duk_require_type_mask(ctx, 0, 0);
	(void) duk_require_uint(ctx, 0);
	(void) duk_require_undefined(ctx, 0);
	(void) duk_require_valid_index(ctx, 0);
	(void) duk_resize_buffer(ctx, 0, 0);
	(void) duk_safe_call(ctx, NULL, NULL, 0, 0);
	(void) duk_safe_to_lstring(ctx, 0, NULL);
	(void) duk_safe_to_string(ctx, 0);
	(void) duk_set_finalizer(ctx, 0);
	(void) duk_set_global_object(ctx);
	(void) duk_set_magic(ctx, 0, 0);
	(void) duk_set_prototype(ctx, 0);
	(void) duk_set_top(ctx, 0);
	(void) duk_steal_buffer(ctx, 0, NULL);
	(void) duk_strict_equals(ctx, 0, 0);
	(void) duk_substring(ctx, 0, 0, 0);
	(void) duk_swap_top(ctx, 0);
	(void) duk_swap(ctx, 0, 0);
	(void) duk_throw(ctx);
	(void) duk_to_boolean(ctx, 0);
	(void) duk_to_buffer(ctx, 0, NULL);
	(void) duk_to_defaultvalue(ctx, 0, 0);
	(void) duk_to_dynamic_buffer(ctx, 0, NULL);
	(void) duk_to_fixed_buffer(ctx, 0, NULL);
	(void) duk_to_int32(ctx, 0);
	(void) duk_to_int(ctx, 0);
	(void) duk_to_lstring(ctx, 0, NULL);
	(void) duk_to_null(ctx, 0);
	(void) duk_to_number(ctx, 0);
	(void) duk_to_object(ctx, 0);
	(void) duk_to_pointer(ctx, 0);
	(void) duk_to_primitive(ctx, 0, 0);
	(void) duk_to_string(ctx, 0);
	(void) duk_to_uint16(ctx, 0);
	(void) duk_to_uint32(ctx, 0);
	(void) duk_to_uint(ctx, 0);
	(void) duk_to_undefined(ctx, 0);
	(void) duk_trim(ctx, 0);
	(void) duk_xcopy_top(ctx, NULL, 0);
	(void) duk_xmove_top(ctx, NULL, 0);

	printf("never here\n"); fflush(stdout);
	return 0;
}
//void duk_swap_top(duk_context *ctx, duk_idx_t index);
void aperl_duk_swap_top(duk_context *ctx, duk_idx_t index) {
	duk_swap_top(ctx, index);
}
static AJ_Status HandleMessage(duk_context* ctx, duk_idx_t ajIdx, AJ_Message* msg)
{
    duk_idx_t msgIdx;
    uint8_t accessor = AJS_NOT_ACCESSOR;
    const char* func;
    AJ_Status status;
    uint8_t ldstate;

#if !defined(AJS_CONSOLE_LOCKDOWN)
    status = AJS_GetLockdownState(&ldstate);
    if (status == AJ_OK && ldstate == AJS_CONSOLE_UNLOCKED) {
        status = AJS_ConsoleMsgHandler(ctx, msg);
        if (status != AJ_ERR_NO_MATCH) {
            if (status != AJ_OK) {
                AJ_WarnPrintf(("AJS_ConsoleMsgHandler returned %s\n", AJ_StatusText(status)));
            }
            return status;
        }
    }
#endif
    /*
     * JOIN_SESSION replies are handled in the AllJoyn.js layer and don't get passed to JavaScript
     */
    if (msg->msgId == AJ_REPLY_ID(AJ_METHOD_JOIN_SESSION)) {
        return AJS_HandleJoinSessionReply(ctx, msg);
    }
    /*
     * Nothing more to do if the AllJoyn module was not loaded
     */
    if (ajIdx < 0) {
        return AJ_OK;
    }
    /*
     * Let the bases services layer take a look at the message
     */
    status = AJS_ServicesMsgHandler(msg);
    if (status != AJ_ERR_NO_MATCH) {
        if (status != AJ_OK) {
            AJ_WarnPrintf(("AJS_ServicesMsgHandler returned %s\n", AJ_StatusText(status)));
        }
        return status;
    }
    /*
     * Push the appropriate callback function onto the duktape stack
     */
    if (msg->hdr->msgType == AJ_MSG_SIGNAL) {
        /*
         * About announcements and found name signal get special handling
         */
        if (msg->msgId == AJ_SIGNAL_ABOUT_ANNOUNCE) {
            return AJS_AboutAnnouncement(ctx, msg);
        }
        if (msg->msgId == AJ_SIGNAL_FOUND_ADV_NAME) {
            return AJS_FoundAdvertisedName(ctx, msg);
        }
        if ((msg->msgId == AJ_SIGNAL_SESSION_LOST) || (msg->msgId == AJ_SIGNAL_SESSION_LOST_WITH_REASON)) {
            if (AJS_DebuggerIsAttached()) {
                msg = AJS_CloneAndCloseMessage(ctx, msg);
            }
            return AJS_SessionLost(ctx, msg);
        }
        func = "onSignal";
        duk_get_prop_string(ctx, ajIdx, func);
    } else if (msg->hdr->msgType == AJ_MSG_METHOD_CALL) {
        accessor = IsPropAccessor(msg);
        switch (accessor) {
        case AJS_NOT_ACCESSOR:
            func = "onMethodCall";
            break;

        case AJ_PROP_GET:
            func = "onPropGet";
            break;

        case AJ_PROP_SET:
            func = "onPropSet";
            break;

        case AJ_PROP_GET_ALL:
            func = "onPropGetAll";
            break;

        default:
            return AJ_ERR_INVALID;
        }
        duk_get_prop_string(ctx, ajIdx, func);
    } else {
        func = "onReply";
        AJS_GetGlobalStashObject(ctx, func);
        if (duk_is_object(ctx, -1)) {
            duk_get_prop_index(ctx, -1, msg->replySerial);
            duk_swap_top(ctx, -2);
            /*
             * Clear the onReply entry
             */
            duk_del_prop_index(ctx, -1, msg->replySerial);
            duk_pop(ctx);
        }
    }
    /*
     * Skip if there is no function to call.
     */
    if (!duk_is_function(ctx, -1)) {
        if (msg->hdr->msgType == AJ_MSG_METHOD_CALL) {
            AJ_Message error;
            AJ_WarnPrintf(("%s: not registered - rejecting message\n", func));
            AJ_MarshalErrorMsg(msg, &error, AJ_ErrRejected);
            status = AJ_DeliverMsg(&error);
        } else {
            AJ_WarnPrintf(("%s: not registered - ignoring message\n", func));
            status = AJ_OK;
        }
        duk_pop(ctx);
        return status;
    }
    /*
     * Opens up a stack entry above the function
     */
    duk_dup_top(ctx);
    msgIdx = AJS_UnmarshalMessage(ctx, msg, accessor);
    AJ_ASSERT(msgIdx == (ajIdx + 3));
    /*
     * Save the message object on the stack
     */
    duk_copy(ctx, msgIdx, -3);
    /*
     * Special case for GET prop so we can get the signature for marshalling the result
     */
    if (accessor == AJS_NOT_ACCESSOR) {
        status = AJS_UnmarshalMsgArgs(ctx, msg);
    } else {
        status = AJS_UnmarshalPropArgs(ctx, msg, accessor, msgIdx);
    }
    if (status == AJ_OK) {
        duk_idx_t numArgs = duk_get_top(ctx) - msgIdx - 1;
        /*
         * If attached, the debugger will begin to unmarshal a message when the
         * method handler is called, therefore it must be cloned-and-closed now.
         */
        if (AJS_DebuggerIsAttached()) {
            msg = AJS_CloneAndCloseMessage(ctx, msg);
        }
        if (duk_pcall_method(ctx, numArgs) != DUK_EXEC_SUCCESS) {
            const char* err = duk_safe_to_string(ctx, -1);

            AJ_ErrPrintf(("%s: %s\n", func, err));
            /*
             * Generate an error reply if this was a method call
             */
            if (msg->hdr->msgType == AJ_MSG_METHOD_CALL) {
                duk_push_c_lightfunc(ctx, AJS_MethodCallError, 1, 0, 0);
                duk_insert(ctx, -3);
                (void)duk_pcall_method(ctx, 1);
            }
        }
    }
    /*
     * Cleanup stack back to the AJ object
     */
    duk_set_top(ctx, ajIdx + 1);
    return status;
}